FREE 4 pack of Smuckers Uncrustables on 9/28 *FIRST 20,000* LIVE NOWStarting September 28, Smuckers will give away 20,000 Uncrustables sandwiches at Submit A Tip Give Moms a Snack Break Promotions Smucker’s – just register to submit an after school organization tip and receive a coupon for one free box of Smucker’s Uncrustables sandwiches (4-pack; max value: $3.00). I just did it, here was my response: